182 Notes on the Congo River. 
south of this position, the sources are to be found 
in the “ Mosamba Range” of the Basongo country ; 
this would place them in about south latitude 12° 
to 13 0 and east longitude (G.) i8° to 19 0 . 
The heights are also called in Benguela Nanos, 
Nannos, or Nhanos (highlands) ; 2 and in our latest 
maps they are made to discharge from their sea¬ 
ward face the Coango and Cuanza to the west and 
north, the Kasai to the north-east and possibly to 
the Congo, the Cunene south-westwards to the 
Atlantic, and southwards the Kubango, whose 
destination is still doubtful. Dr. Charles Beke 
(“Athenaeum,” No. 2206, February 5, 1870), judged 
from various considerations that the “ Kassabi” ris¬ 
ing in the primeval forests of Olo-vihenda, was 
the “great hydrophylacium of the continent of 
Africa, the central point of division between the 
waters flowing to the Mediterranean, to the Atlantic, 
and to the Indian Ocean”—in fact, the head-water 
of the Nile. I believe, however, that our subsequent 
information made my late friend abandon this 
theory. 
On his return march to Linyanti, Dr. Living¬ 
stone, who was no longer incapacitated by sickness 
and fatigue, perceived that all the western feeders 
of the “ Kasa ” flow first from the western side 
towards the centre of the continent, then gradually 
1 See “ The Lands of the Cazembe,” p. 24. 
